1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Google Gru-scarlet board device tree source 4 * 5 * Copyright 2018 Google, Inc 6 */ 7 8#include "rk3399-gru.dtsi" 9 10/{ 11 chassis-type = "tablet"; 12 13 /* Power tree */ 14 15 /* ppvar_sys children, sorted by name */ 16 pp1250_s3: pp1250-s3 { 17 compatible = "regulator-fixed"; 18 regulator-name = "pp1250_s3"; 19 20 /* EC turns on w/ pp1250_s3_en; always on for AP */ 21 regulator-always-on; 22 regulator-boot-on; 23 regulator-min-microvolt = <1250000>; 24 regulator-max-microvolt = <1250000>; 25 26 vin-supply = <&ppvar_sys>; 27 }; 28 29 pp1250_cam: pp1250-dvdd { 30 compatible = "regulator-fixed"; 31 regulator-name = "pp1250_dvdd"; 32 pinctrl-names = "default"; 33 pinctrl-0 = <&pp1250_cam_en>; 34 35 enable-active-high; 36 gpio = <&gpio2 4 GPIO_ACTIVE_HIGH>; 37 38 /* 740us delay from gpio output high to pp1250 stable, 39 * rounding up to 1ms for safety. 40 */ 41 startup-delay-us = <1000>; 42 vin-supply = <&pp1250_s3>; 43 }; 44 45 pp900_s0: pp900-s0 { 46 compatible = "regulator-fixed"; 47 regulator-name = "pp900_s0"; 48 49 /* EC turns on w/ pp900_s0_en; always on for AP */ 50 regulator-always-on; 51 regulator-boot-on; 52 regulator-min-microvolt = <900000>; 53 regulator-max-microvolt = <900000>; 54 55 vin-supply = <&ppvar_sys>; 56 }; 57 58 ppvarn_lcd: ppvarn-lcd { 59 compatible = "regulator-fixed"; 60 regulator-name = "ppvarn_lcd"; 61 pinctrl-names = "default"; 62 pinctrl-0 = <&ppvarn_lcd_en>; 63 64 enable-active-high; 65 gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>; 66 vin-supply = <&ppvar_sys>; 67 }; 68 69 ppvarp_lcd: ppvarp-lcd { 70 compatible = "regulator-fixed"; 71 regulator-name = "ppvarp_lcd"; 72 pinctrl-names = "default"; 73 pinctrl-0 = <&ppvarp_lcd_en>; 74 75 enable-active-high; 76 gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>; 77 vin-supply = <&ppvar_sys>; 78 }; 79 80 /* pp1800 children, sorted by name */ 81 pp900_s3: pp900-s3 { 82 compatible = "regulator-fixed"; 83 regulator-name = "pp900_s3"; 84 85 /* EC turns on w/ pp900_s3_en; always on for AP */ 86 regulator-always-on; 87 regulator-boot-on; 88 regulator-min-microvolt = <900000>; 89 regulator-max-microvolt = <900000>; 90 91 vin-supply = <&pp1800>; 92 }; 93 94 /* EC turns on pp1800_s3_en */ 95 pp1800_s3: pp1800 { 96 }; 97 98 /* pp3300 children, sorted by name */ 99 pp2800_cam: pp2800-avdd { 100 compatible = "regulator-fixed"; 101 regulator-name = "pp2800_avdd"; 102 pinctrl-names = "default"; 103 pinctrl-0 = <&pp2800_cam_en>; 104 105 enable-active-high; 106 gpio = <&gpio2 24 GPIO_ACTIVE_HIGH>; 107 startup-delay-us = <100>; 108 vin-supply = <&pp3300>; 109 }; 110 111 /* EC turns on pp3300_s0_en */ 112 pp3300_s0: pp3300 { 113 }; 114 115 /* EC turns on pp3300_s3_en */ 116 pp3300_s3: pp3300 { 117 }; 118 119 /* 120 * See b/66922012 121 * 122 * This is a hack to make sure the Bluetooth part of the QCA6174A 123 * is reset at boot by toggling BT_EN. At boot BT_EN is first set 124 * to low when the bt_3v3 regulator is registered (in disabled 125 * state). The fake regulator is configured as a supply of the 126 * wlan_3v3 regulator below. When wlan_3v3 is enabled early in 127 * the boot process it also enables its supply regulator bt_3v3, 128 * which changes BT_EN to high. 129 */ 130 bt_3v3: bt-3v3 { 131 compatible = "regulator-fixed"; 132 regulator-name = "bt_3v3"; 133 pinctrl-names = "default"; 134 pinctrl-0 = <&bt_en_1v8_l>; 135 136 enable-active-high; 137 gpio = <&gpio0 8 GPIO_ACTIVE_HIGH>; 138 vin-supply = <&pp3300_s3>; 139 }; 140 141 wlan_3v3: wlan-3v3 { 142 compatible = "regulator-fixed"; 143 regulator-name = "wlan_3v3"; 144 pinctrl-names = "default"; 145 pinctrl-0 = <&wlan_pd_1v8_l>; 146 147 /* 148 * The WL_EN pin is driven low when the regulator is 149 * registered, and transitions to high when the PCIe bus 150 * is powered up. 151 */ 152 enable-active-high; 153 gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; 154 155 /* 156 * Require minimum 10ms from power-on (e.g., PD#) to init PCIe. 157 * TODO (b/64444991): how long to assert PD#? 158 */ 159 regulator-enable-ramp-delay = <10000>; 160 /* See bt_3v3 hack above */ 161 vin-supply = <&bt_3v3>; 162 }; 163 164 backlight: backlight { 165 compatible = "pwm-backlight"; 166 enable-gpios = <&gpio4 21 GPIO_ACTIVE_HIGH>; 167 pinctrl-names = "default"; 168 pinctrl-0 = <&bl_en>; 169 pwms = <&pwm1 0 1000000 0>; 170 pwm-delay-us = <10000>; 171 }; 172 173 dmic: dmic { 174 compatible = "dmic-codec"; 175 dmicen-gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>; 176 pinctrl-names = "default"; 177 pinctrl-0 = <&dmic_en>; 178 wakeup-delay-ms = <250>; 179 }; 180 181 gpio_keys: gpio-keys { 182 compatible = "gpio-keys"; 183 pinctrl-names = "default"; 184 pinctrl-0 = <&pen_eject_odl>; 185 186 switch-pen-insert { 187 label = "Pen Insert"; 188 /* Insert = low, eject = high */ 189 gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; 190 linux,code = <SW_PEN_INSERTED>; 191 linux,input-type = <EV_SW>; 192 wakeup-source; 193 }; 194 }; 195}; 196 197/* pp900_s0 aliases */ 198pp900_ddrpll_ap: &pp900_s0 { 199}; 200pp900_pcie: &pp900_s0 { 201}; 202pp900_usb: &pp900_s0 { 203}; 204 205/* pp900_s3 aliases */ 206pp900_emmcpll: &pp900_s3 { 207}; 208 209/* EC turns on; alias for pp1800_s0 */ 210pp1800_pcie: &pp1800_s0 { 211}; 212 213/* On scarlet PPVAR(big_cpu, lit_cpu, gpu) need to adjust voltage ranges */ 214&ppvar_bigcpu { 215 ctrl-voltage-range = <800074 1299226>; 216 regulator-min-microvolt = <800074>; 217 regulator-max-microvolt = <1299226>; 218}; 219 220&ppvar_bigcpu_pwm { 221 /* On scarlet ppvar big cpu use pwm3 */ 222 pwms = <&pwm3 0 3337 0>; 223 regulator-min-microvolt = <800074>; 224 regulator-max-microvolt = <1299226>; 225}; 226 227&ppvar_litcpu { 228 ctrl-voltage-range = <802122 1199620>; 229 regulator-min-microvolt = <802122>; 230 regulator-max-microvolt = <1199620>; 231}; 232 233&ppvar_litcpu_pwm { 234 regulator-min-microvolt = <802122>; 235 regulator-max-microvolt = <1199620>; 236}; 237 238&ppvar_gpu { 239 ctrl-voltage-range = <799600 1099600>; 240 regulator-min-microvolt = <799600>; 241 regulator-max-microvolt = <1099600>; 242}; 243 244&ppvar_gpu_pwm { 245 regulator-min-microvolt = <799600>; 246 regulator-max-microvolt = <1099600>; 247}; 248 249&ppvar_sd_card_io { 250 states = <1800000 0x0>, <3300000 0x1>; 251 regulator-max-microvolt = <3300000>; 252}; 253 254&pp3000_sd_slot { 255 vin-supply = <&pp3300>; 256}; 257 258ap_i2c_dig: &i2c2 { 259 status = "okay"; 260 261 clock-frequency = <400000>; 262 263 /* These are relatively safe rise/fall times. */ 264 i2c-scl-falling-time-ns = <50>; 265 i2c-scl-rising-time-ns = <300>; 266 267 digitizer: digitizer@9 { 268 compatible = "hid-over-i2c"; 269 reg = <0x9>; 270 interrupt-parent = <&gpio1>; 271 interrupts = <0 IRQ_TYPE_LEVEL_LOW>; 272 hid-descr-addr = <0x1>; 273 pinctrl-names = "default"; 274 pinctrl-0 = <&pen_int_odl &pen_reset_l>; 275 }; 276}; 277 278&ap_i2c_ts { 279 touchscreen: touchscreen@10 { 280 compatible = "elan,ekth3500"; 281 reg = <0x10>; 282 interrupt-parent = <&gpio1>; 283 interrupts = <4 IRQ_TYPE_LEVEL_LOW>; 284 pinctrl-names = "default"; 285 pinctrl-0 = <&touch_int_l &touch_reset_l>; 286 reset-gpios = <&gpio0 10 GPIO_ACTIVE_LOW>; 287 }; 288}; 289 290camera: &i2c7 { 291 status = "okay"; 292 293 clock-frequency = <400000>; 294 295 /* These are relatively safe rise/fall times; TODO: measure */ 296 i2c-scl-falling-time-ns = <50>; 297 i2c-scl-rising-time-ns = <300>; 298 299 /* 24M mclk is shared between world and user cameras */ 300 pinctrl-0 = <&i2c7_xfer &test_clkout1>; 301 302 /* Rear-facing camera */ 303 wcam: camera@36 { 304 compatible = "ovti,ov5695"; 305 reg = <0x36>; 306 pinctrl-names = "default"; 307 pinctrl-0 = <&wcam_rst>; 308 309 clocks = <&cru SCLK_TESTCLKOUT1>; 310 clock-names = "xvclk"; 311 312 avdd-supply = <&pp2800_cam>; 313 dvdd-supply = <&pp1250_cam>; 314 dovdd-supply = <&pp1800_s0>; 315 reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; 316 317 port { 318 wcam_out: endpoint { 319 remote-endpoint = <&mipi_in_wcam>; 320 data-lanes = <1 2>; 321 }; 322 }; 323 }; 324 325 /* Front-facing camera */ 326 ucam: camera@3c { 327 compatible = "ovti,ov2685"; 328 reg = <0x3c>; 329 pinctrl-names = "default"; 330 pinctrl-0 = <&ucam_rst>; 331 332 clocks = <&cru SCLK_TESTCLKOUT1>; 333 clock-names = "xvclk"; 334 335 avdd-supply = <&pp2800_cam>; 336 dovdd-supply = <&pp1800_s0>; 337 dvdd-supply = <&pp1800_s0>; 338 reset-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>; 339 340 port { 341 ucam_out: endpoint { 342 remote-endpoint = <&mipi_in_ucam>; 343 data-lanes = <1>; 344 }; 345 }; 346 }; 347}; 348 349&cdn_dp { 350 extcon = <&usbc_extcon0>; 351 phys = <&tcphy0_dp>; 352}; 353 354&cpu_alert0 { 355 temperature = <66000>; 356}; 357 358&cpu_alert1 { 359 temperature = <71000>; 360}; 361 362&cros_ec { 363 interrupt-parent = <&gpio1>; 364 interrupts = <18 IRQ_TYPE_LEVEL_LOW>; 365}; 366 367&cru { 368 assigned-clocks = 369 <&cru PLL_GPLL>, <&cru PLL_CPLL>, 370 <&cru PLL_NPLL>, 371 <&cru ACLK_PERIHP>, <&cru HCLK_PERIHP>, 372 <&cru PCLK_PERIHP>, 373 <&cru ACLK_PERILP0>, <&cru HCLK_PERILP0>, 374 <&cru PCLK_PERILP0>, <&cru ACLK_CCI>, 375 <&cru HCLK_PERILP1>, <&cru PCLK_PERILP1>, 376 <&cru ACLK_VIO>, 377 <&cru ACLK_GIC_PRE>, 378 <&cru PCLK_DDR>, 379 <&cru ACLK_HDCP>; 380 assigned-clock-rates = 381 <600000000>, <1600000000>, 382 <1000000000>, 383 <150000000>, <75000000>, 384 <37500000>, 385 <100000000>, <100000000>, 386 <50000000>, <800000000>, 387 <100000000>, <50000000>, 388 <400000000>, 389 <200000000>, 390 <200000000>, 391 <400000000>; 392}; 393 394/* The center supply is fixed to .9V on scarlet */ 395&dmc { 396 center-supply = <&pp900_s0>; 397}; 398 399/* We don't need .925 V for 928 MHz on scarlet */ 400&dmc_opp_table { 401 opp03 { 402 opp-microvolt = <900000>; 403 }; 404}; 405 406&gpio0 { 407 gpio-line-names = /* GPIO0 A 0-7 */ 408 "CLK_32K_AP", 409 "EC_IN_RW_OD", 410 "SPK_PA_EN", 411 "WLAN_PERST_1V8_L", 412 "WLAN_PD_1V8_L", 413 "WLAN_RF_KILL_1V8_L", 414 "BIGCPU_DVS_PWM", 415 "SD_CD_L_JTAG_EN", 416 417 /* GPIO0 B 0-5 */ 418 "BT_EN_BT_RF_KILL_1V8_L", 419 "PMUIO2_33_18_L_PP3300_S0_EN", 420 "TOUCH_RESET_L", 421 "AP_EC_WARM_RESET_REQ", 422 "PEN_RESET_L", 423 /* 424 * AP_FLASH_WP_L is crossystem ABI. Schematics call 425 * it AP_FLASH_WP_R_ODL. 426 */ 427 "AP_FLASH_WP_L"; 428}; 429 430&gpio1 { 431 gpio-line-names = /* GPIO1 A 0-7 */ 432 "PEN_INT_ODL", 433 "PEN_EJECT_ODL", 434 "BT_HOST_WAKE_1V8_L", 435 "WLAN_HOST_WAKE_1V8_L", 436 "TOUCH_INT_ODL", 437 "AP_EC_S3_S0_L", 438 "AP_EC_OVERTEMP", 439 "AP_SPI_FLASH_MISO", 440 441 /* GPIO1 B 0-7 */ 442 "AP_SPI_FLASH_MOSI_R", 443 "AP_SPI_FLASH_CLK_R", 444 "AP_SPI_FLASH_CS_L_R", 445 "SD_CARD_DET_ODL", 446 "", 447 "AP_EXPANSION_IO1", 448 "AP_EXPANSION_IO2", 449 "AP_I2C_DISP_SDA", 450 451 /* GPIO1 C 0-7 */ 452 "AP_I2C_DISP_SCL", 453 "H1_INT_ODL", 454 "EC_AP_INT_ODL", 455 "LITCPU_DVS_PWM", 456 "AP_I2C_AUDIO_SDA", 457 "AP_I2C_AUDIO_SCL", 458 "AP_EXPANSION_IO3", 459 "HEADSET_INT_ODL", 460 461 /* GPIO1 D0 */ 462 "AP_EXPANSION_IO4"; 463}; 464 465&gpio2 { 466 gpio-line-names = /* GPIO2 A 0-7 */ 467 "AP_I2C_PEN_SDA", 468 "AP_I2C_PEN_SCL", 469 "SD_IO_PWR_EN", 470 "UCAM_RST_L", 471 "PP1250_CAM_EN", 472 "WCAM_RST_L", 473 "AP_EXPANSION_IO5", 474 "AP_I2C_CAM_SDA", 475 476 /* GPIO2 B 0-7 */ 477 "AP_I2C_CAM_SCL", 478 "AP_H1_SPI_MISO", 479 "AP_H1_SPI_MOSI", 480 "AP_H1_SPI_CLK", 481 "AP_H1_SPI_CS_L", 482 "", 483 "", 484 "", 485 486 /* GPIO2 C 0-7 */ 487 "UART_EXPANSION_TX_AP_RX", 488 "UART_AP_TX_EXPANSION_RX", 489 "UART_EXPANSION_RTS_AP_CTS", 490 "UART_AP_RTS_EXPANSION_CTS", 491 "AP_SPI_EC_MISO", 492 "AP_SPI_EC_MOSI", 493 "AP_SPI_EC_CLK", 494 "AP_SPI_EC_CS_L", 495 496 /* GPIO2 D 0-4 */ 497 "PP2800_CAM_EN", 498 "CLK_24M_CAM", 499 "WLAN_PCIE_CLKREQ_1V8_L", 500 "", 501 "SD_PWR_3000_1800_L"; 502}; 503 504&gpio3 { 505 gpio-line-names = /* GPIO3 A 0-7 */ 506 "", 507 "", 508 "", 509 "", 510 "", 511 "", 512 "", 513 "", 514 515 /* GPIO3 B 0-7 */ 516 "", 517 "", 518 "", 519 "", 520 "", 521 "", 522 "", 523 "", 524 525 /* GPIO3 C 0-7 */ 526 "", 527 "", 528 "", 529 "", 530 "", 531 "", 532 "", 533 "", 534 535 /* GPIO3 D 0-7 */ 536 "I2S0_SCLK", 537 "I2S0_LRCK_RX", 538 "I2S0_LRCK_TX", 539 "I2S0_SDI_0", 540 "STRAP_LCDBIAS_L", 541 "STRAP_FEATURE_1", 542 "STRAP_FEATURE_2", 543 "I2S0_SDO_0"; 544}; 545 546&gpio4 { 547 gpio-line-names = /* GPIO4 A 0-7 */ 548 "I2S_MCLK", 549 "AP_I2C_EXPANSION_SDA", 550 "AP_I2C_EXPANSION_SCL", 551 "DMIC_EN", 552 "", 553 "", 554 "", 555 "", 556 557 /* GPIO4 B 0-7 */ 558 "", 559 "", 560 "", 561 "", 562 "", 563 "", 564 "", 565 "", 566 567 /* GPIO4 C 0-7 */ 568 "AP_I2C_TS_SDA", 569 "AP_I2C_TS_SCL", 570 "GPU_DVS_PWM", 571 "UART_DBG_TX_AP_RX", 572 "UART_AP_TX_DBG_RX", 573 "BL_EN", 574 "BL_PWM", 575 "", 576 577 /* GPIO4 D 0-5 */ 578 "", 579 "DISPLAY_RST_L", 580 "", 581 "PPVARP_LCD_EN", 582 "PPVARN_LCD_EN", 583 "SD_SLOT_PWR_EN"; 584}; 585 586&i2c_tunnel { 587 google,remote-bus = <0>; 588}; 589 590&io_domains { 591 bt656-supply = <&pp1800_s0>; /* APIO2_VDD; 2a 2b */ 592 audio-supply = <&pp1800_s0>; /* APIO5_VDD; 3d 4a */ 593 gpio1830-supply = <&pp1800_s0>; /* APIO4_VDD; 4c 4d */ 594}; 595 596&isp0 { 597 status = "okay"; 598 599 ports { 600 port@0 { 601 mipi_in_wcam: endpoint@0 { 602 reg = <0>; 603 remote-endpoint = <&wcam_out>; 604 data-lanes = <1 2>; 605 }; 606 607 mipi_in_ucam: endpoint@1 { 608 reg = <1>; 609 remote-endpoint = <&ucam_out>; 610 data-lanes = <1>; 611 }; 612 }; 613 }; 614}; 615 616&isp0_mmu { 617 status = "okay"; 618}; 619 620&max98357a { 621 sdmode-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>; 622}; 623 624&mipi_dphy_rx0 { 625 status = "okay"; 626}; 627 628&mipi_dsi { 629 status = "okay"; 630 clock-master; 631 632 ports { 633 mipi_out: port@1 { 634 reg = <1>; 635 636 mipi_out_panel: endpoint { 637 remote-endpoint = <&mipi_in_panel>; 638 }; 639 }; 640 }; 641 642 mipi_panel: panel@0 { 643 /* 2 different panels are used, compatibles are in dts files */ 644 reg = <0>; 645 backlight = <&backlight>; 646 enable-gpios = <&gpio4 25 GPIO_ACTIVE_HIGH>; 647 pinctrl-names = "default"; 648 pinctrl-0 = <&display_rst_l>; 649 650 ports { 651 #address-cells = <1>; 652 #size-cells = <0>; 653 654 port@0 { 655 reg = <0>; 656 657 mipi_in_panel: endpoint { 658 remote-endpoint = <&mipi_out_panel>; 659 }; 660 }; 661 662 port@1 { 663 reg = <1>; 664 665 mipi1_in_panel: endpoint@1 { 666 remote-endpoint = <&mipi1_out_panel>; 667 }; 668 }; 669 }; 670 }; 671}; 672 673&mipi_dsi1 { 674 status = "okay"; 675 676 ports { 677 mipi1_out: port@1 { 678 reg = <1>; 679 680 mipi1_out_panel: endpoint { 681 remote-endpoint = <&mipi1_in_panel>; 682 }; 683 }; 684 }; 685}; 686 687&pcie0 { 688 ep-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>; 689 690 /* PERST# asserted in S3 */ 691 pcie-reset-suspend = <1>; 692 693 vpcie3v3-supply = <&wlan_3v3>; 694 vpcie1v8-supply = <&pp1800_pcie>; 695}; 696 697&sdmmc { 698 cd-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; 699}; 700 701&sound { 702 rockchip,codec = <&max98357a &dmic &codec &cdn_dp>; 703}; 704 705&spi2 { 706 status = "okay"; 707 708 cr50@0 { 709 compatible = "google,cr50"; 710 reg = <0>; 711 interrupt-parent = <&gpio1>; 712 interrupts = <17 IRQ_TYPE_EDGE_RISING>; 713 pinctrl-names = "default"; 714 pinctrl-0 = <&h1_int_od_l>; 715 spi-max-frequency = <800000>; 716 }; 717}; 718 719&usb_host0_ohci { 720 #address-cells = <1>; 721 #size-cells = <0>; 722 723 qca_bt: bluetooth@1 { 724 compatible = "usbcf3,e300", "usb4ca,301a"; 725 reg = <1>; 726 pinctrl-names = "default"; 727 pinctrl-0 = <&bt_host_wake_l>; 728 interrupt-parent = <&gpio1>; 729 interrupts = <2 IRQ_TYPE_LEVEL_HIGH>; 730 interrupt-names = "wakeup"; 731 }; 732}; 733 734/* PINCTRL OVERRIDES */ 735&ec_ap_int_l { 736 rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>; 737}; 738 739&ap_fw_wp { 740 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>; 741}; 742 743&bl_en { 744 rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>; 745}; 746 747&bt_host_wake_l { 748 rockchip,pins = <1 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; 749}; 750 751&ec_ap_int_l { 752 rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>; 753}; 754 755&headset_int_l { 756 rockchip,pins = <1 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>; 757}; 758 759&i2s0_8ch_bus { 760 rockchip,pins = 761 <3 RK_PD0 1 &pcfg_pull_none_6ma>, 762 <3 RK_PD1 1 &pcfg_pull_none_6ma>, 763 <3 RK_PD2 1 &pcfg_pull_none_6ma>, 764 <3 RK_PD3 1 &pcfg_pull_none_6ma>, 765 <3 RK_PD7 1 &pcfg_pull_none_6ma>, 766 <4 RK_PA0 1 &pcfg_pull_none_6ma>; 767}; 768 769/* there is no external pull up, so need to set this pin pull up */ 770&sdmmc_cd_pin { 771 rockchip,pins = <1 RK_PB3 RK_FUNC_GPIO &pcfg_pull_up>; 772}; 773 774&sd_pwr_1800_sel { 775 rockchip,pins = <2 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>; 776}; 777 778&sdmode_en { 779 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_down>; 780}; 781 782&touch_reset_l { 783 rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_down>; 784}; 785 786&touch_int_l { 787 rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_down>; 788}; 789 790&pinctrl { 791 pinctrl-0 = < 792 &ap_pwroff /* AP will auto-assert this when in S3 */ 793 &clk_32k /* This pin is always 32k on gru boards */ 794 &wlan_rf_kill_1v8_l 795 >; 796 797 pcfg_pull_none_6ma: pcfg-pull-none-6ma { 798 bias-disable; 799 drive-strength = <6>; 800 }; 801 802 camera { 803 pp1250_cam_en: pp1250-dvdd { 804 rockchip,pins = <2 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 805 }; 806 807 pp2800_cam_en: pp2800-avdd { 808 rockchip,pins = <2 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>; 809 }; 810 811 ucam_rst: ucam_rst { 812 rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 813 }; 814 815 wcam_rst: wcam_rst { 816 rockchip,pins = <2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; 817 }; 818 }; 819 820 digitizer { 821 pen_int_odl: pen-int-odl { 822 rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>; 823 }; 824 825 pen_reset_l: pen-reset-l { 826 rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>; 827 }; 828 }; 829 830 discrete-regulators { 831 display_rst_l: display-rst-l { 832 rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_down>; 833 }; 834 835 ppvarp_lcd_en: ppvarp-lcd-en { 836 rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; 837 }; 838 839 ppvarn_lcd_en: ppvarn-lcd-en { 840 rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>; 841 }; 842 }; 843 844 dmic { 845 dmic_en: dmic-en { 846 rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 847 }; 848 }; 849 850 pen { 851 pen_eject_odl: pen-eject-odl { 852 rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>; 853 }; 854 }; 855 856 tpm { 857 h1_int_od_l: h1-int-od-l { 858 rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_up>; 859 }; 860 }; 861}; 862 863&wifi { 864 bt_en_1v8_l: bt-en-1v8-l { 865 rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>; 866 }; 867 868 wlan_pd_1v8_l: wlan-pd-1v8-l { 869 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 870 }; 871 872 /* Default pull-up, but just to be clear */ 873 wlan_rf_kill_1v8_l: wlan-rf-kill-1v8-l { 874 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>; 875 }; 876 877 wifi_perst_l: wifi-perst-l { 878 rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 879 }; 880 881 wlan_host_wake_l: wlan-host-wake-l { 882 rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>; 883 }; 884}; 885